Hancock County weather alerts
There are no active weather alerts for Hancock County, IA right now.
Since 2016 the National Weather Service has issued about 906 alerts that included Hancock County, roughly 91 a year. The most common is the severe thunderstorm warning (155 from 2016 to 2025). The last tornado warning was issued on May 18, 2026. 29 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Hancock County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Cerro Gordo County, Wright County, Kossuth County, Winnebago County.
Hancock County alert history
Alert events that included Hancock County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 155 | 22 | August 9, 2026 |
| Winter Weather Advisory | 105 | 7 | March 16, 2026 |
| Dense Fog Advisory | 98 | 4 | August 7, 2026 |
| Wind Advisory | 92 | 2 | April 8, 2026 |
| Severe Thunderstorm Watch | 73 | 9 | September 2, 2026 |
| Cold Weather Advisory | 69 | 4 | March 16, 2026 |
| Winter Storm Watch | 40 | 1 | March 15, 2026 |
| Winter Storm Warning | 36 | 0 | December 6, 2025 |
| Flood Watch | 28 | 3 | September 30, 2026 |
| Heat Advisory | 25 | 4 | July 27, 2026 |
| Tornado Watch | 22 | 4 | July 20, 2026 |
| Extreme Cold Warning | 18 | 1 | January 23, 2026 |
| Red Flag Warning | 17 | 2 | March 28, 2026 |
| Blizzard Warning | 16 | 2 | March 15, 2026 |
| Flash Flood Warning | 15 | 0 | June 22, 2024 |
| Freeze Warning | 15 | 2 | October 17, 2026 |
| Tornado Warning | 15 | 4 | May 18, 2026 |
| Frost Advisory | 14 | 3 | May 11, 2026 |
| High Wind Warning | 12 | 2 | March 15, 2026 |
| Flood Warning | 10 | 0 | June 22, 2024 |
| Extreme Heat Watch | 7 | 2 | July 27, 2026 |
| Fire Weather Watch | 6 | 2 | March 28, 2026 |
| Extreme Heat Warning | 5 | 2 | July 26, 2026 |
| Extreme Cold Watch | 5 | 1 | January 23, 2026 |
| High Wind Watch | 4 | 2 | March 15, 2026 |
| Freeze Watch | 3 | 1 | October 17, 2026 |
| Ice Storm Warning | 1 | 0 | January 3, 2023 |
Tornado history in Hancock County
29 tornadoes have been recorded in Hancock County since 1950, injuring 11 people. That ranks 63 of 99 counties in Iowa. The most recent was on July 28, 2025 (rated unknown).
Strongest tornadoes in Hancock County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 10, 1953 | F4 | Hancock County | 26.6 mi | 10 yd | 0 | 3 |
| June 18, 1994 | F3 | Hancock County | 6 mi | 173 yd | 0 | 0 |
| April 21, 1967 | F2 | Van Buren County | 32.8 mi | 100 yd | 0 | 0 |
| September 20, 1980 | F2 | Kossuth County | 24.5 mi | 80 yd | 0 | 0 |
| June 7, 1984 | F2 | Humboldt County | 22 mi | 150 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 28, 2025 | ? | Hancock County | 1.2 mi | 20 yd | 0 | 0 |
| April 12, 2022 | EF0 | Hancock County | 1.7 mi | 100 yd | 0 | 0 |
| December 15, 2021 | EF0 | Wright County | 5.2 mi | 60 yd | 0 | 0 |
| July 16, 2010 | EF0 | Hancock County | 0.4 mi | 40 yd | 0 | 0 |
| May 1, 2004 | F0 | Hancock County | 3 mi | 50 yd | 0 | 0 |
About Hancock County
- Population: 10,616 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019081 (how to use it)